.select-nav {
    background: #fff;
    height: 48px;
    padding: 0 15px;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
}
.kkook {
    float: left;
    width: 500px;
    overflow-x: auto;
    height: 100%;
}
.select-nav ul {
    width: 1000px;
    height: 100%;
    position: relative;
}
.select-nav-depart {
    float: left;
}
.select-nav ul li {
    height: 100%;
    position: relative;
    float: left;
    line-height: 48px;
    font-size: 16px;
}
.select-nav-depart li {
    padding: 0 18px;
    border-bottom: 2px solid transparent;
}
.select-time {
    float: right;
    height: 100%;
    line-height: 48px;
}
.select-nav-depart li.active::after {
    content: "";
    width: 100%;
    height: 2px;
    background: #1890FF;
    position: absolute;
    z-index: 999;
    left: 0;
    bottom: 5px;
}
#datechange {
    position: absolute;
    width: 100px;
    right: 10px;
    top: 10px;
    opacity: 0.01;
}
#nav-departments li a{
	color:black;
}